12122211022 has 8 divisors (see below), whose sum is σ = 18322120872. Its totient is φ = 6014837400.

The previous prime is 12122210981. The next prime is 12122211037. The reversal of 12122211022 is 22011222121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12122210987 and 12122211005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23133729 + ... + 23134252.

It is an arithmetic number, because the mean of its divisors is an integer number (2290265109).

Almost surely, 2^12122211022 is an apocalyptic number.

12122211022 is a deficient number, since it is larger than the sum of its proper divisors (6199909850).

12122211022 is a wasteful number, since it uses less digits than its factorization.

12122211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46268114.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12122211022 its reverse (22011222121), we get a palindrome (34133433143).

The spelling of 12122211022 in words is "twelve billion, one hundred twenty-two million, two hundred eleven thousand, twenty-two".